de Sadeleer, N. (2021). Harmonising Environmental Standards from the Guadalquivir to the Danube Delta. How to square the circle? In Bernard Vanheusden, Theodoros Iliopoulos, Anna Vanhellemont (eds.) (ed.), Harmonisation in EU Environmental and Energy Law (p. p. 45-69). Intersentia. https://hdl.handle.net/2078.5/245750